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    <title>Code coverage report for app/lib/loader.class.js</title>
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    <h1>
      <a href="../../index.html">All files</a> / <a href="index.html">app/lib</a> loader.class.js
    </h1>
    <div class='clearfix'>
      <div class='fl pad1y space-right2'>
        <span class="strong">86.96% </span>
        <span class="quiet">Statements</span>
        <span class='fraction'>40/46</span>
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      <div class='fl pad1y space-right2'>
        <span class="strong">88.24% </span>
        <span class="quiet">Branches</span>
        <span class='fraction'>15/17</span>
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      <div class='fl pad1y space-right2'>
        <span class="strong">80% </span>
        <span class="quiet">Functions</span>
        <span class='fraction'>4/5</span>
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      <div class='fl pad1y space-right2'>
        <span class="strong">86.96% </span>
        <span class="quiet">Lines</span>
        <span class='fraction'>40/46</span>
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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">const path = require('path');
const fs = require('fs');
const assert = require('assert');
const common = require('./../common');
&nbsp;
module.exports = class Loader {
&nbsp;
    constructor(app, options) {
&nbsp;
        // 启动目录
        this.app = app;
&nbsp;
        let loaders = [];
&nbsp;
        <span class="missing-if-branch" title="if path not taken" >I</span>if (options instanceof Array) {
<span class="cstat-no" title="statement not covered" >            for (let option of options) {</span>
<span class="cstat-no" title="statement not covered" >                loaders = this.concat(loaders, this.loader(option));</span>
            }
        } else {
            loaders = this.loader(options);
        }
&nbsp;
        return loaders;
    }
&nbsp;
    walk(dir) {
&nbsp;
        dir = path.resolve(this.app, dir);
&nbsp;
        const exist = fs.existsSync(dir);
        if (!exist) {
            return;
        }
&nbsp;
        const files = fs.readdirSync(dir);
        let list = [];
&nbsp;
        for (let file of files) {
            if (fs.statSync(path.resolve(dir, file)).isDirectory()) {
                list = list.concat(this.walk(path.resolve(dir, file)));
            } else {
                list.push(path.resolve(dir, file));
            }
        }
&nbsp;
        return list;
    }
&nbsp;
    loader(options = <span class="branch-0 cbranch-no" title="branch not covered" >{})</span> {
&nbsp;
        assert(typeof options.root === 'string', 'root must be specified');
&nbsp;
        options.suffix = options.suffix || '.js';
        options.prefix = options.prefix || '';
        options.filter = options.filter || [];
&nbsp;
        let loaders = [];
        let paths = this.walk(options.root);
        if (!paths) {
            return;
        }
&nbsp;
        for (let key in paths) {
&nbsp;
            let name = path.relative(path.resolve(this.app, options.root), paths[key]);
            let regExp = new RegExp(`${options.suffix}$`);
&nbsp;
            if (regExp.test(name)) {
                name = name.slice(0, name.lastIndexOf(options.suffix));
&nbsp;
                options.filter.forEach(function (v, i) {
                    name = name.replace(v, '');
                });
&nbsp;
                name = options.prefix + name;
                name = name.replace(/\\/g, '/');
&nbsp;
                loaders[name] = common.requireDefault(paths[key]);
            }
        }
&nbsp;
        return loaders;
    }
&nbsp;
<span class="fstat-no" title="function not covered" >    co</span>ncat(arr1, arr2) {
&nbsp;
        let arr = <span class="cstat-no" title="statement not covered" >arr1;</span>
&nbsp;
<span class="cstat-no" title="statement not covered" >        for (let key in arr2) {</span>
<span class="cstat-no" title="statement not covered" >            arr[key] = arr2[key];</span>
        }
&nbsp;
<span class="cstat-no" title="statement not covered" >        return arr;</span>
    }
}
&nbsp;</pre></td></tr>
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